Tag: 5W30 vs 10W30

5W30 vs 10W30 best engine oil oil viscosity oil comparison car maintenance

5W30 vs 10W30 Oil: Which Is Right for Your Engine?

Trying to decide between 5W30 and 10W30 motor oil? Here’s a friendly, honest look at how each oil works, when to use them, and tips for making engines last longer.

July 26 2025